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Stack removal: buildpack changes #336

Merged
merged 21 commits into from
Jul 13, 2023
Merged

Stack removal: buildpack changes #336

merged 21 commits into from
Jul 13, 2023

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natalieparellano
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@natalieparellano natalieparellano commented Dec 6, 2022 •
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Update stacks to targets in buildpack.toml
84e00b6 
Signed-off-by: Natalie Arellano <narellano@vmware.com>
@natalieparellano
Update distributions
ae549c2 
Signed-off-by: Natalie Arellano <narellano@vmware.com>
@natalieparellano
Rename distributions -> distros for parity with platform
1231cb2 
Signed-off-by: Natalie Arellano <narellano@vmware.com>
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Add target env variables
4165ecb 
Signed-off-by: Natalie Arellano <narellano@vmware.com>
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Remove other references to stacks and mixins
eb6afa2 
Signed-off-by: Natalie Arellano <narellano@vmware.com>
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Update TOC
ae5039b 
Signed-off-by: Natalie Arellano <narellano@vmware.com>
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natalieparellano commented Dec 6, 2022
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Rename distros -> distributions
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natalieparellano commented Dec 8, 2022
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👍

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@natalieparellano natalieparellano mentioned this pull request Jan 9, 2023
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@natalieparellano natalieparellano marked this pull request as ready for review January 26, 2023 15:44
@natalieparellano natalieparellano requested a review from a team as a code owner January 26, 2023 15:44
joe-kimmel-vmw
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@samj1912 samj1912 changed the base branch from main to buildpack/0.10 February 8, 2023 23:41
hone
hone reviewed Mar 2, 2023
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natalieparellano and others added 6 commits March 3, 2023 14:19
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Update buildpack.md
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Co-authored-by: Terence Lee <hone02@gmail.com>
Signed-off-by: Natalie Arellano <narellano@vmware.com>
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Update buildpack.md
c0cf852 
Co-authored-by: Terence Lee <hone02@gmail.com>
Signed-off-by: Natalie Arellano <narellano@vmware.com>
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Clarify matching criteria
c985eeb 
Signed-off-by: Natalie Arellano <narellano@vmware.com>
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Distribution can have only one version
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Merge branch 'buildpack/0.10' into stack-removal/buildpack
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Update buildpack.md
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Signed-off-by: Natalie Arellano <narellano@vmware.com>
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@hone @samj1912 this is ready for another look

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I made the following table to summarize the difference in behavior between new and old platforms and buildpacks, with mitigation strategies for backwards compatibility:

Screenshot 2023-03-03 at 3 38 16 PM

@natalieparellano natalieparellano mentioned this pull request Mar 6, 2023
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Backwards compat strategy summarized here: https://docs.google.com/spreadsheets/d/1_lUDh8V_A6SHV9w2ioGwqAu821WWaItSYiUKqrlmr_w/edit#gid=240821534

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Update buildpack.md
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Signed-off-by: Natalie Arellano <narellano@vmware.com>
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natalieparellano commented Mar 21, 2023
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Apply suggestions from code review
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Signed-off-by: Natalie Arellano <narellano@vmware.com>
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Extensions specify targets
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Clarify target matching
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natalieparellano commented Jun 7, 2023
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6) the stack provides the mixin `<mixin>` and the buildpack requires both `run:<mixin>` and `build:<mixin>`
7) the stack provides the mixins `build:<mixin>` and `run:<mixin>` the buildpack requires `<mixin>`
The lifecycle MUST run `/bin/detect` for all extensions and buildpacks in a group in a container using a common build environment.
If any buildpack in a group fails to declare a target in `buildpack.toml` matching the build-time and runtime base images, the lifecycle MUST fail detection for the group. For matching criteria, see [buildpack.toml](#buildpacktoml-toml).
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Here we say that the the buildpack MUST declare the target but later in line 1106 it is a SHOULD.

Is this a required field or a recommended field?

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Added clarification in 7fd95e8

samj1912
samj1912 reviewed Jul 10, 2023
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buildpack.md

If an `order` is specified, then `stacks` MUST NOT be specified.

Tools reading `buildpack.toml` will translate any section that sets `stacks.id = "io.buildpacks.stacks.bionic"` to:
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Did we end up updating the lifecycle to traslate stack ids to targets based on the information present in the OCI labels/annotations and the files present in the images?

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Yes - that is described in the platform spec PR here: https://github.com/buildpacks/spec/pull/335/files#diff-e603760990971da3f77be4bb8d77c3405098f006814fd8c054d2d15f395b8330R1118-R1122

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Apply suggestions from code review
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Co-authored-by: Sambhav Kothari <skothari44@bloomberg.net>
Signed-off-by: Natalie Arellano <narellano@vmware.com>
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natalieparellano commented Jul 12, 2023
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Update buildpack.md
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@samj1912 - I think I addressed your feedback. Can you take another look?

@natalieparellano natalieparellano merged commit e16c633 into buildpack/0.10 Jul 13, 2023
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@natalieparellano natalieparellano deleted the stack-removal/buildpack branch July 13, 2023 15:28
This was referenced Feb 5, 2024
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@samj1912 samj1912 samj1912 approved these changes

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